//
//  NSObject+Caculator.h
//  02-链式编程思想(计算器)
//
//  Created by J on 16/2/18.
//  Copyright © 2016年 J. All rights reserved.
//

#import <Foundation/Foundation.h>
@class CaculatorMaker;

@interface NSObject (Caculator)

//以后计算都使用这个方法,一调用这个方法就返回结果.
+ (NSInteger )makeCaculator:(void(^)(CaculatorMaker *))block ;

@end
